feat: display ConfigChange hook events in terminal

Detects [ConfigChange Hook] lines in stderr and emits them as
config-change line type with [config] prefix in purple.

Closes #151

package.json

@@ -1,6 +1,6 @@
 {
   "name": "hikari-desktop",
-  "version": "1.7.0",
+  "version": "1.6.0",
   "description": "",
   "type": "module",
   "scripts": {

src-tauri/Cargo.lock

@@ -1636,7 +1636,7 @@ checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "hikari-desktop"
-version = "1.7.0"
+version = "1.6.0"
 dependencies = [
  "chrono",
  "dirs 5.0.1",

src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "hikari-desktop"
-version = "1.7.0"
+version = "1.6.0"
 description = "Hikari - Claude Code Visual Assistant"
 authors = ["Naomi Carrigan"]
 edition = "2021"

src-tauri/src/config.rs

@@ -28,9 +28,6 @@ pub struct ClaudeStartOptions {
 
     #[serde(default)]
     pub use_worktree: bool,
-
-    #[serde(default)]
-    pub disable_1m_context: bool,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -122,9 +119,6 @@ pub struct HikariConfig {
 
     #[serde(default)]
     pub use_worktree: bool,
-
-    #[serde(default)]
-    pub disable_1m_context: bool,
 }
 
 impl Default for HikariConfig {
@@ -158,7 +152,6 @@ impl Default for HikariConfig {
             budget_warning_threshold: 0.8,
             discord_rpc_enabled: true,
             use_worktree: false,
-            disable_1m_context: false,
         }
     }
 }
@@ -266,8 +259,6 @@ mod tests {
         assert_eq!(config.budget_action, BudgetAction::Warn);
         assert!((config.budget_warning_threshold - 0.8).abs() < f32::EPSILON);
         assert!(config.discord_rpc_enabled);
-        assert!(!config.use_worktree);
-        assert!(!config.disable_1m_context);
     }
 
     #[test]
@@ -301,7 +292,6 @@ mod tests {
             budget_warning_threshold: 0.75,
             discord_rpc_enabled: true,
             use_worktree: true,
-            disable_1m_context: false,
         };
 
         let json = serde_json::to_string(&config).unwrap();

src-tauri/src/types.rs

@@ -305,8 +305,6 @@ pub struct AgentEndEvent {
     pub duration_ms: Option<u64>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub num_turns: Option<u32>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub last_assistant_message: Option<String>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]

src-tauri/src/wsl_bridge.rs

@@ -279,11 +279,6 @@ impl WslBridge {
                 }
             }
 
-            // Disable 1M context window if requested
-            if options.disable_1m_context {
-                cmd.env("CLAUDE_CODE_DISABLE_1M_CONTEXT", "1");
-            }
-
             cmd
         } else {
             // Running on Windows - use wsl with bash login shell to ensure PATH is loaded
@@ -324,11 +319,6 @@ impl WslBridge {
                 }
             }
 
-            // Disable 1M context window if requested
-            if options.disable_1m_context {
-                claude_cmd.push_str("CLAUDE_CODE_DISABLE_1M_CONTEXT=1 ");
-            }
-
             claude_cmd.push_str(
                 "claude --output-format stream-json --input-format stream-json --verbose",
             );
@@ -765,7 +755,6 @@ fn handle_stderr(
                                     conversation_id: conversation_id.clone(),
                                     duration_ms: None,
                                     num_turns: None,
-                                    last_assistant_message: stop_data.last_assistant_message,
                                 },
                             );
                         }
@@ -839,78 +828,27 @@ fn parse_subagent_start_hook(line: &str) -> Option<SubagentStartData> {
 #[derive(Debug)]
 struct SubagentStopData {
     parent_tool_use_id: Option<String>,
-    last_assistant_message: Option<String>,
-}
-
-/// Extracts the content of a Rust Debug-formatted `Some("...")` field from a hook line.
-/// Handles escaped characters (e.g. `\"` → `"`, `\\` → `\`, `\n` → newline).
-/// Returns `None` if the field is absent or formatted as `None`.
-fn extract_debug_string_value(line: &str, key: &str) -> Option<String> {
-    let prefix = format!("{}=Some(\"", key);
-    let start_idx = line.find(&prefix)? + prefix.len();
-    let rest = &line[start_idx..];
-
-    let mut result = String::new();
-    let mut chars = rest.chars();
-    loop {
-        match chars.next() {
-            Some('"') => return Some(result),
-            Some('\\') => match chars.next() {
-                Some('n') => result.push('\n'),
-                Some('t') => result.push('\t'),
-                Some('"') => result.push('"'),
-                Some('\\') => result.push('\\'),
-                Some(c) => {
-                    result.push('\\');
-                    result.push(c);
-                }
-                None => break,
-            },
-            Some(c) => result.push(c),
-            None => break,
-        }
-    }
-    None
 }
 
 fn parse_subagent_stop_hook(line: &str) -> Option<SubagentStopData> {
-    // Parse: [SubagentStop Hook] ... parent_tool_use_id=Some("toolu_xxx"), last_assistant_message=Some("..."), ...
+    // Parse: [SubagentStop Hook] ... parent_tool_use_id=Some("toolu_xxx"), ...
 
-    let parent_tool_use_id = extract_debug_string_value(line, "parent_tool_use_id");
+    // Extract parent_tool_use_id if present
-    let last_assistant_message = extract_debug_string_value(line, "last_assistant_message");
+    let parent_tool_use_id = if line.contains("parent_tool_use_id=Some") {
+        line.split("parent_tool_use_id=Some(\"")
+            .nth(1)?
+            .split('"')
+            .next()
+            .map(|s| s.to_string())
+    } else {
+        None
+    };
 
     Some(SubagentStopData {
         parent_tool_use_id,
-        last_assistant_message,
     })
 }
 
-/// Extract text content from a ToolResult's `content` field.
-/// The content may be a JSON string or an array of typed content blocks.
-fn extract_tool_result_text(content: &serde_json::Value) -> Option<String> {
-    match content {
-        serde_json::Value::String(s) if !s.is_empty() => Some(s.clone()),
-        serde_json::Value::Array(blocks) => {
-            let texts: Vec<String> = blocks
-                .iter()
-                .filter_map(|block| {
-                    if block.get("type")?.as_str()? == "text" {
-                        block.get("text")?.as_str().map(String::from)
-                    } else {
-                        None
-                    }
-                })
-                .collect();
-            if texts.is_empty() {
-                None
-            } else {
-                Some(texts.join("\n"))
-            }
-        }
-        _ => None,
-    }
-}
-
 fn process_json_line(
     line: &str,
     app: &AppHandle,
@@ -1212,8 +1150,8 @@ fn process_json_line(
                     }
                     ContentBlock::ToolResult {
                         tool_use_id,
-                        content,
                         is_error,
+                        ..
                     } => {
                         // Emit agent-end for all tool results
                         // The frontend will ignore IDs that don't match known agents
@@ -1231,7 +1169,6 @@ fn process_json_line(
                                 conversation_id: conversation_id.clone(),
                                 duration_ms: None,
                                 num_turns: None,
-                                last_assistant_message: extract_tool_result_text(content),
                             },
                         );
                     }
@@ -1649,8 +1586,8 @@ fn process_json_line(
             for block in &message.content {
                 if let ContentBlock::ToolResult {
                     tool_use_id,
-                    content,
                     is_error,
+                    ..
                 } = block
                 {
                     let now = SystemTime::now()
@@ -1667,7 +1604,6 @@ fn process_json_line(
                             conversation_id: conversation_id.clone(),
                             duration_ms: None,
                             num_turns: None,
-                            last_assistant_message: extract_tool_result_text(content),
                         },
                     );
                 }
@@ -2219,140 +2155,5 @@ mod tests {
         assert!(result.is_some());
         let data = result.unwrap();
         assert_eq!(data.parent_tool_use_id, None);
-        assert_eq!(data.last_assistant_message, None);
-    }
-
-    #[test]
-    fn test_parse_subagent_stop_hook_with_last_message() {
-        let line = r#"[SubagentStop Hook] stop_hook_active=true, parent_tool_use_id=Some("toolu_01ABC123"), last_assistant_message=Some("Task completed successfully."), session_id=123"#;
-        let result = parse_subagent_stop_hook(line);
-
-        assert!(result.is_some());
-        let data = result.unwrap();
-        assert_eq!(data.parent_tool_use_id, Some("toolu_01ABC123".to_string()));
-        assert_eq!(
-            data.last_assistant_message,
-            Some("Task completed successfully.".to_string())
-        );
-    }
-
-    #[test]
-    fn test_parse_subagent_stop_hook_with_last_message_none() {
-        let line = r#"[SubagentStop Hook] stop_hook_active=true, parent_tool_use_id=Some("toolu_01ABC123"), last_assistant_message=None, session_id=123"#;
-        let result = parse_subagent_stop_hook(line);
-
-        assert!(result.is_some());
-        let data = result.unwrap();
-        assert_eq!(data.last_assistant_message, None);
-    }
-
-    #[test]
-    fn test_extract_debug_string_value_simple() {
-        let line = r#"key=Some("hello world")"#;
-        assert_eq!(
-            extract_debug_string_value(line, "key"),
-            Some("hello world".to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_debug_string_value_with_escaped_quotes() {
-        let line = r#"key=Some("say \"hi\" there")"#;
-        assert_eq!(
-            extract_debug_string_value(line, "key"),
-            Some(r#"say "hi" there"#.to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_debug_string_value_none_variant() {
-        let line = "key=None";
-        assert_eq!(extract_debug_string_value(line, "key"), None);
-    }
-
-    #[test]
-    fn test_extract_debug_string_value_missing_key() {
-        let line = "other=Some(\"value\")";
-        assert_eq!(extract_debug_string_value(line, "key"), None);
-    }
-
-    #[test]
-    fn test_parse_subagent_stop_hook_with_commas_in_message() {
-        let line = r#"[SubagentStop Hook] parent_tool_use_id=Some("toolu_01"), last_assistant_message=Some("Found 3 files, all passing.")"#;
-        let result = parse_subagent_stop_hook(line);
-
-        assert!(result.is_some());
-        let data = result.unwrap();
-        assert_eq!(
-            data.last_assistant_message,
-            Some("Found 3 files, all passing.".to_string())
-        );
-    }
-
-    // extract_tool_result_text tests
-    #[test]
-    fn test_extract_tool_result_text_plain_string() {
-        let content = serde_json::json!("Hello from agent");
-        assert_eq!(
-            extract_tool_result_text(&content),
-            Some("Hello from agent".to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_empty_string() {
-        let content = serde_json::json!("");
-        assert_eq!(extract_tool_result_text(&content), None);
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_array_single_text_block() {
-        let content = serde_json::json!([{"type": "text", "text": "Agent completed the task."}]);
-        assert_eq!(
-            extract_tool_result_text(&content),
-            Some("Agent completed the task.".to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_array_multiple_text_blocks() {
-        let content = serde_json::json!([
-            {"type": "text", "text": "First part."},
-            {"type": "text", "text": "Second part."}
-        ]);
-        assert_eq!(
-            extract_tool_result_text(&content),
-            Some("First part.\nSecond part.".to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_array_non_text_block() {
-        let content = serde_json::json!([{"type": "image", "source": {"type": "base64"}}]);
-        assert_eq!(extract_tool_result_text(&content), None);
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_array_mixed_blocks() {
-        let content = serde_json::json!([
-            {"type": "image", "source": {}},
-            {"type": "text", "text": "Found results."}
-        ]);
-        assert_eq!(
-            extract_tool_result_text(&content),
-            Some("Found results.".to_string())
-        );
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_null() {
-        let content = serde_json::Value::Null;
-        assert_eq!(extract_tool_result_text(&content), None);
-    }
-
-    #[test]
-    fn test_extract_tool_result_text_empty_array() {
-        let content = serde_json::json!([]);
-        assert_eq!(extract_tool_result_text(&content), None);
     }
 }

src-tauri/tauri.conf.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "hikari-desktop",
-  "version": "1.7.0",
+  "version": "1.6.0",
   "identifier": "com.naomi.hikari-desktop",
   "build": {
     "beforeDevCommand": "pnpm dev",

src/lib/commands/slashCommands.ts

@@ -62,7 +62,6 @@ async function changeDirectory(path: string): Promise<void> {
         mcp_servers_json: config.mcp_servers_json || null,
         allowed_tools: allAllowedTools,
         use_worktree: config.use_worktree ?? false,
-        disable_1m_context: config.disable_1m_context ?? false,
       },
     });
 
@@ -138,7 +137,6 @@ async function startNewConversation(): Promise<void> {
         mcp_servers_json: config.mcp_servers_json || null,
         allowed_tools: allAllowedTools,
         use_worktree: config.use_worktree ?? false,
-        disable_1m_context: config.disable_1m_context ?? false,
       },
     });
 

src/lib/components/AgentMonitorPanel.svelte

@@ -318,16 +318,6 @@
                 <span class="text-[10px] text-red-400">Errored / Killed</span>
               {/if}
             </div>
-
-            <!-- Last assistant message snippet -->
-            {#if agent.lastAssistantMessage}
-              <p
-                class="mt-1 text-[10px] text-[var(--text-secondary)] italic truncate"
-                title={agent.lastAssistantMessage}
-              >
-                {agent.lastAssistantMessage}
-              </p>
-            {/if}
           </div>
         {/each}
       {/if}

src/lib/components/CliVersion.svelte

@@ -2,7 +2,7 @@
   import { invoke } from "@tauri-apps/api/core";
   import { onMount } from "svelte";
 
-  const SUPPORTED_CLI_VERSION = "2.1.50";
+  const SUPPORTED_CLI_VERSION = "2.1.33";
 
   let installedVersion = $state("Loading...");
 

src/lib/components/ConfigSidebar.svelte

@@ -54,7 +54,6 @@
     discord_rpc_enabled: true,
     show_thinking_blocks: true,
     use_worktree: false,
-    disable_1m_context: false,
   });
 
   let showCustomThemeEditor = $state(false);
@@ -490,22 +489,6 @@
           Launch sessions with <code class="font-mono">--worktree</code> for isolated git worktree environments
         </p>
       </div>
-
-      <!-- Disable 1M Context Window -->
-      <div class="mb-4">
-        <label class="flex items-center gap-3 cursor-pointer">
-          <input
-            type="checkbox"
-            bind:checked={config.disable_1m_context}
-            class="w-4 h-4 rounded border-[var(--border-color)] bg-[var(--bg-primary)] text-[var(--accent-primary)] focus:ring-[var(--accent-primary)]"
-          />
-          <span class="text-sm text-[var(--text-primary)]">Disable 1M context window</span>
-        </label>
-        <p class="text-xs text-[var(--text-tertiary)] mt-1 ml-7">
-          Sets <code class="font-mono">CLAUDE_CODE_DISABLE_1M_CONTEXT=1</code> to opt out of the extended
-          context window
-        </p>
-      </div>
     </section>
 
     <!-- Greeting Section -->

src/lib/components/InputBar.svelte

@@ -363,7 +363,6 @@ User: ${formattedMessage}`;
               mcp_servers_json: config.mcp_servers_json || null,
               allowed_tools: allAllowedTools,
               use_worktree: config.use_worktree ?? false,
-              disable_1m_context: config.disable_1m_context ?? false,
             },
           });
 

src/lib/components/PermissionModal.svelte

@@ -88,7 +88,6 @@
           mcp_servers_json: config.mcp_servers_json || null,
           allowed_tools: newGrantedTools,
           use_worktree: config.use_worktree ?? false,
-          disable_1m_context: config.disable_1m_context ?? false,
         },
       });
 

src/lib/components/StatusBar.svelte

@@ -102,7 +102,6 @@
     discord_rpc_enabled: true,
     show_thinking_blocks: true,
     use_worktree: false,
-    disable_1m_context: false,
   });
 
   let streamerModeActive = $state(false);
@@ -181,7 +180,6 @@
           mcp_servers_json: currentConfig.mcp_servers_json || null,
           allowed_tools: allAllowedTools,
           use_worktree: currentConfig.use_worktree ?? false,
-          disable_1m_context: currentConfig.disable_1m_context ?? false,
         },
       });
 
@@ -294,7 +292,6 @@
           mcp_servers_json: currentConfig.mcp_servers_json || null,
           allowed_tools: allAllowedTools,
           use_worktree: currentConfig.use_worktree ?? false,
-          disable_1m_context: currentConfig.disable_1m_context ?? false,
         },
       });
 

src/lib/components/UserQuestionModal.svelte

@@ -107,7 +107,6 @@
           mcp_servers_json: config.mcp_servers_json || null,
           allowed_tools: grantedToolsList,
           use_worktree: config.use_worktree ?? false,
-          disable_1m_context: config.disable_1m_context ?? false,
         },
       });
 

src/lib/stores/agents.test.ts

@@ -177,32 +177,6 @@ describe("agents store", () => {
       const agents = get(getAgentsForConversation(conversationId));
       expect(agents[0].status).toBe("running"); // Status unchanged
     });
-
-    it("stores lastAssistantMessage when provided", () => {
-      const agent = createMockAgent({ status: "running" });
-      agentStore.addAgent(conversationId, agent);
-
-      agentStore.endAgent(
-        conversationId,
-        agent.toolUseId,
-        Date.now(),
-        false,
-        "Task completed successfully."
-      );
-
-      const agents = get(getAgentsForConversation(conversationId));
-      expect(agents[0].lastAssistantMessage).toBe("Task completed successfully.");
-    });
-
-    it("leaves lastAssistantMessage undefined when not provided", () => {
-      const agent = createMockAgent({ status: "running" });
-      agentStore.addAgent(conversationId, agent);
-
-      agentStore.endAgent(conversationId, agent.toolUseId, Date.now(), false);
-
-      const agents = get(getAgentsForConversation(conversationId));
-      expect(agents[0].lastAssistantMessage).toBeUndefined();
-    });
   });
 
   describe("markAllErrored", () => {

src/lib/stores/agents.ts

@@ -45,13 +45,7 @@ function createAgentStore() {
       });
     },
 
-    endAgent(
+    endAgent(conversationId: string, toolUseId: string, endedAt: number, isError: boolean) {
-      conversationId: string,
-      toolUseId: string,
-      endedAt: number,
-      isError: boolean,
-      lastAssistantMessage?: string
-    ) {
       agentsByConversation.update((state) => {
         const agents = state[conversationId];
         if (!agents) return state;
@@ -68,7 +62,6 @@ function createAgentStore() {
           endedAt,
           status: isError ? "errored" : "completed",
           durationMs,
-          lastAssistantMessage,
         };
 
         return {

src/lib/stores/config.test.ts

@@ -195,7 +195,6 @@ describe("config store", () => {
         discord_rpc_enabled: true,
         show_thinking_blocks: true,
         use_worktree: false,
-        disable_1m_context: false,
       };
 
       expect(config.model).toBe("claude-sonnet-4");
@@ -243,7 +242,6 @@ describe("config store", () => {
         discord_rpc_enabled: true,
         show_thinking_blocks: true,
         use_worktree: false,
-        disable_1m_context: false,
       };
 
       expect(config.model).toBeNull();
@@ -790,7 +788,6 @@ describe("config store", () => {
         discord_rpc_enabled: false,
         show_thinking_blocks: true,
         use_worktree: false,
-        disable_1m_context: false,
       };
 
       const mockInvokeImpl = vi.mocked(invoke);

src/lib/stores/config.ts

@@ -49,8 +49,6 @@ export interface HikariConfig {
   show_thinking_blocks: boolean;
   // Worktree isolation
   use_worktree: boolean;
-  // Disable 1M context window
-  disable_1m_context: boolean;
 }
 
 const defaultConfig: HikariConfig = {
@@ -92,7 +90,6 @@ const defaultConfig: HikariConfig = {
   discord_rpc_enabled: true,
   show_thinking_blocks: true,
   use_worktree: false,
-  disable_1m_context: false,
 };
 
 function createConfigStore() {

src/lib/tauri.ts

@@ -474,17 +474,10 @@ export async function initializeTauriListeners() {
   unlisteners.push(agentUpdateUnlisten);
 
   const agentEndUnlisten = await listen<AgentEndPayload>("claude:agent-end", (event) => {
-    const { tool_use_id, ended_at, is_error, conversation_id, last_assistant_message } =
+    const { tool_use_id, ended_at, is_error, conversation_id } = event.payload;
-      event.payload;
     const targetConversationId = conversation_id || get(claudeStore.activeConversationId);
     if (targetConversationId) {
-      agentStore.endAgent(
+      agentStore.endAgent(targetConversationId, tool_use_id, ended_at, is_error);
-        targetConversationId,
-        tool_use_id,
-        ended_at,
-        is_error,
-        last_assistant_message
-      );
     }
   });
   unlisteners.push(agentEndUnlisten);

src/lib/types/agents.ts

@@ -12,7 +12,6 @@ export interface AgentInfo {
   durationMs?: number;
   characterName: string;
   characterAvatar: string;
-  lastAssistantMessage?: string;
 }
 
 export interface AgentStartPayload {
@@ -32,5 +31,4 @@ export interface AgentEndPayload {
   conversation_id?: string;
   duration_ms?: number;
   num_turns?: number;
-  last_assistant_message?: string;
 }